1 /* Prototypes for Blackfin functions used in the md file & elsewhere.
2 Copyright (C) 2005-2023 Free Software Foundation, Inc.
3
4 This file is part of GNU CC.
5
6 GNU CC is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3, or (at your option)
9 any later version.
10
11 GNU CC is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING3. If not see
18 <http://www.gnu.org/licenses/>. */
19
20 /* Function prototypes that cannot exist in bfin.h due to dependency
21 complications. */
22 #ifndef GCC_BFIN_PROTOS_H
23 #define GCC_BFIN_PROTOS_H
24
25 /* For the anomaly 05-00-0245 */
26 #define WA_SPECULATIVE_LOADS 0x00000001
27 #define ENABLE_WA_SPECULATIVE_LOADS \
28 (bfin_workarounds & WA_SPECULATIVE_LOADS)
29
30 /* For the anomaly 05-00-0244 */
31 #define WA_SPECULATIVE_SYNCS 0x00000002
32 #define ENABLE_WA_SPECULATIVE_SYNCS \
33 (bfin_workarounds & WA_SPECULATIVE_SYNCS)
34
35 /* For the anomaly 05-00-0371 */
36 #define WA_RETS 0x00000004
37 #define ENABLE_WA_RETS \
38 (bfin_workarounds & WA_RETS)
39
40 /* For the anomaly 05-00-0426 */
41 #define WA_INDIRECT_CALLS 0x00000008
42 #define ENABLE_WA_INDIRECT_CALLS \
43 ((bfin_workarounds & WA_INDIRECT_CALLS) && !TARGET_ICPLB)
44
45 #define WA_05000257 0x00000010
46 #define ENABLE_WA_05000257 \
47 (bfin_workarounds & WA_05000257)
48
49 #define WA_05000283 0x00000020
50 #define ENABLE_WA_05000283 \
51 (bfin_workarounds & WA_05000283)
52
53 #define WA_05000315 0x00000040
54 #define ENABLE_WA_05000315 \
55 (bfin_workarounds & WA_05000315)
56
57 /* For the anomaly 05-00-0312 */
58 #define WA_LOAD_LCREGS 0x00000080
59 #define ENABLE_WA_LOAD_LCREGS \
60 (bfin_workarounds & WA_LOAD_LCREGS)
61
62 #define WA_05000074 0x00000100
63 #define ENABLE_WA_05000074 \
64 (bfin_workarounds & WA_05000074)
65
66 extern bool function_arg_regno_p (int);
67
68 extern const char *output_load_immediate (rtx *);
69 extern const char *output_casesi_internal (rtx *);
70 extern char *bfin_asm_long (void);
71 extern char *bfin_asm_short (void);
72 extern int log2constp (unsigned HOST_WIDE_INT);
73
74 extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx);
75 extern HOST_WIDE_INT bfin_initial_elimination_offset (int, int);
76
77 extern int effective_address_32bit_p (rtx, machine_mode);
78 extern int symbolic_reference_mentioned_p (rtx);
79 extern rtx bfin_gen_compare (rtx, machine_mode);
80 extern bool expand_move (rtx *, machine_mode);
81 extern void bfin_expand_call (rtx, rtx, rtx, rtx, int);
82 extern bool bfin_longcall_p (rtx, int);
83 extern bool bfin_dsp_memref_p (rtx);
84 extern bool bfin_expand_cpymem (rtx, rtx, rtx, rtx);
85
86 extern enum reg_class secondary_input_reload_class (enum reg_class,
87 machine_mode,
88 rtx);
89 extern enum reg_class secondary_output_reload_class (enum reg_class,
90 machine_mode,
91 rtx);
92 extern char *section_asm_op_1 (SECT_ENUM_T);
93 extern char *section_asm_op (SECT_ENUM_T);
94 extern void print_operand (FILE *, rtx, char);
95 extern void print_address_operand (FILE *, rtx);
96 extern void split_di (rtx [], int, rtx [], rtx []);
97 extern int split_load_immediate (rtx []);
98 extern void emit_pic_move (rtx *, machine_mode);
99 extern void asm_conditional_branch (rtx_insn *, rtx *, int, int);
100 extern rtx bfin_gen_compare (rtx, machine_mode);
101
102 extern unsigned bfin_local_alignment (tree, unsigned);
103 extern rtx bfin_va_arg (tree, tree);
104
105 extern void bfin_expand_prologue (void);
106 extern void bfin_expand_epilogue (int, int, bool);
107 extern int analyze_push_multiple_operation (rtx);
108 extern int analyze_pop_multiple_operation (rtx);
109 extern void output_push_multiple (rtx, rtx *);
110 extern void output_pop_multiple (rtx, rtx *);
111 extern int bfin_hard_regno_rename_ok (unsigned int, unsigned int);
112 extern rtx bfin_return_addr_rtx (int);
113 extern void bfin_hardware_loop (void);
114
115 #endif
116